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別紙: 組み込み関数対応表(Oracle-PostgreSQL)

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Oracle- postgresql 1 orafce ABS(n)abs(n) ACOS(n)acos(n) ASIN(n)asin(n) ATAN(n)atan(n) ATAN2(n,m) BITAND(expr1, expr2) CEIL(n)ceil(n) COS(n)cos(n) COSH(n)(exp(n) + exp(-n)) / 2 EXP(n)exp(n) FLOOR(n)floor(n) LN(n)ln(n) LOG(m, n)log(m, n) MOD(m, n) NANVL(n2, n1)nanvl (n2, n1) POWER(m, n)power(m, n) REMAINDER(n2, n1)n1 - n2 * ROUND ( n1 / n2 ) ROUND(n, m)round(n, m) SIGN(n)sign(n) SIN(n)sin(n) SINH(n)(exp(n)-exp(-n))/2 SQRT(n)sqrt(n) TAN(n)tan(n) TANH(n)(exp(n)-exp(-n))/(exp(n)+exp(-n)) TRUNC(n, m)trunc(n, m) CHR(n)chr(n) CONCAT(char1, char2) concat(char1, char2) INITCAP(char) initcap(char) LOWER(char) lower(char) LPAD(char1, n, char2)lpad(char1, n, char2) LTRIM(char, set)ltrim(char, set) NCHR(number) NLS_INITCAP(char, 'nlsparam') NLS_LOWER(char, 'nlsparam') NLSSORT(char, 'nlsparam') Oracle postgresql n n n n n m atan2(n, m)expr1, expr2 AND & orafce bitand n n n orafce cosh e =.

PostgreSQLでは引数がcharacter型でも戻り値はtext型(空白があ れば削除される)となる点に注意 char のデータベース・キャラクタ・セットでの10 進表記を戻す。 substring が現れる位置を戻す。 char の長さを文字単位で戻す。 REGEXP_COUNT (source_char, pattern [,

  Postgresql

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